10806520 has 16 divisors (see below), whose sum is σ = 24314760. Its totient is φ = 4322592.

The previous prime is 10806511. The next prime is 10806533. The reversal of 10806520 is 2560801.

It is a happy number.

10806520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10806491 and 10806500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135042 + ... + 135121.

Almost surely, 2^10806520 is an apocalyptic number.

10806520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10806520 is an abundant number, since it is smaller than the sum of its proper divisors (13508240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10806520 is a wasteful number, since it uses less digits than its factorization.

10806520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270174 (or 270170 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 10806520 is about 3287.3271817694. The cubic root of 10806520 is about 221.0863622395.

The spelling of 10806520 in words is "ten million, eight hundred six thousand, five hundred twenty".